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root |
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#! perl |
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# Author: Tim Pope <rxvt-unicodeNOSPAM@tpope.info> |
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my $url = |
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qr{ |
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(?:https?://|ftp://|news://|mailto:|file://|\bwww\.)[ab-zA-Z0-9\-\@;\/?:&=%\$_.+!*\x27(),~#]+ |
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[ab-zA-Z0-9\-\@;\/?:&=%\$_+*()~] # exclude some trailing characters (heuristic) |
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}x; |
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sub my_resource { |
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my $self = shift; |
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$self->x_resource("$self->{name}.$_[0]"); |
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} |
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sub on_start { |
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my ($self) = @_; |
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($self->{name} = __PACKAGE__) =~ s/.*:://; |
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$self->{name} =~ tr/_/-/; |
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$self->{launcher} = $self->my_resource("launcher") || |
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$self->x_resource("urlLauncher") || |
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"sensible-browser"; |
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$self->{button} = 2; |
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$self->{state} = 0; |
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if($self->{argv}[0] || $self->my_resource("button")) { |
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my @mods = split('', $self->{argv}[0] || $self->my_resource("button")); |
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for my $mod (@mods) { |
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if($mod =~ /^\d+$/) { |
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$self->{button} = $mod; |
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} elsif($mod eq "C") { |
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$self->{state} |= urxvt::ControlMask; |
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} elsif($mod eq "S") { |
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$self->{state} |= urxvt::ShiftMask; |
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} elsif($mod eq "M") { |
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$self->{state} |= $self->ModMetaMask; |
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} elsif($mod ne "-" && $mod ne " ") { |
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warn("$mod is invalid in $self->{name}<$self->{argv}[0]>\n"); |
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} |
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} |
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} |
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my @defaults = ($url); |
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my @matchers; |
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for (my $idx = 0; defined (my $res = $self->my_resource("pattern.$idx") || $defaults[$idx]); $idx++) { |
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$res = $self->locale_decode ($res); |
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utf8::encode $res; |
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my $launcher = $self->my_resource("launcher.$idx"); |
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$launcher =~ s/\$&|\$\{&\}/\${0}/g if ($launcher); |
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push @matchers, [qr($res)x,$launcher]; |
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} |
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$self->{matchers} = \@matchers; |
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() |
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} |
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sub on_line_update { |
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my ($self, $row) = @_; |
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# fetch the line that has changed |
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my $line = $self->line ($row); |
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my $text = $line->t; |
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my $i = 0; |
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# find all urls (if any) |
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for my $matcher (@{$self->{matchers}}) { |
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while ($text =~ /$matcher->[0]/g) { |
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my $rend = $line->r; |
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# mark all characters as underlined. we _must_ not toggle underline, |
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# as we might get called on an already-marked url. |
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$_ |= urxvt::RS_Uline |
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for @{$rend}[ $-[0] .. $+[0] - 1]; |
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$line->r ($rend); |
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} |
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} |
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() |
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} |
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sub valid_button { |
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my ($self, $event) = @_; |
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my $mask = $self->ModLevel3Mask | $self->ModMetaMask |
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| urxvt::ShiftMask | urxvt::ControlMask; |
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return ($event->{button} == $self->{button} && |
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($event->{state} & $mask) == $self->{state}); |
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} |
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sub command_for { |
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my ($self, $row, $col) = @_; |
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my $line = $self->line ($row); |
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my $text = $line->t; |
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for my $matcher (@{$self->{matchers}}) { |
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my $launcher = $matcher->[1] || $self->{launcher}; |
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while (($text =~ /$matcher->[0]/g)) { |
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my $match = $&; |
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my @begin = @-; |
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my @end = @+; |
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if ($-[0] <= $col && $+[0] >= $col) { |
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if ($launcher !~ /\$/) { |
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return ($launcher,$match); |
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} else { |
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# It'd be nice to just access a list like ($&,$1,$2...), |
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# but alas, m//g behaves differently in list context. |
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my @exec = map { s/\$(\d+)|\$\{(\d+)\}/ |
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substr($text,$begin[$1||$2],$end[$1||$2]-$begin[$1||$2]) |
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/egx; $_ } split(/\s+/, $launcher); |
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return @exec; |
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} |
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} |
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} |
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} |
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() |
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} |
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sub on_button_press { |
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my ($self, $event) = @_; |
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if($self->valid_button($event)) { |
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$self->{row} = $event->{row}; |
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$self->{col} = $event->{col}; |
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} else { |
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delete $self->{row}; |
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delete $self->{col}; |
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} |
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() |
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} |
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sub on_button_release { |
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my ($self, $event) = @_; |
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my $row = delete $self->{row}; |
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my $col = delete $self->{col}; |
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if(defined($row) && $row == $event->{row} && abs($col-$event->{col}) < 2) { |
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if($self->valid_button($event)) { |
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my @exec = $self->command_for($row,$col); |
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if(@exec) { |
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return $self->exec_async (@exec); |
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} |
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} |
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} |
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() |
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} |
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# vim:set sw=3 sts=3 et: |
